Update README

README.md

@@ -51,5 +51,9 @@ Ensure that all links in your report and slides are accessible
 ## Code Specifications
 
 1. Language: Python
-2. Third-party library: tensorflow, etc.
+2. Third-party library: 
+    - tensorflow ```pip install tensorflow```
+    - scikit-learn ```pip install scikit-learn```
+    - openCV ```pip install opencv-python```
+
 3. Trainning dataset: [English Handwritten Characters](https://www.kaggle.com/datasets/dhruvildave/english-handwritten-characters-dataset)   Size: 13.7MB / 25.2MB(after unzip)